/*
* Copyright 2010 Competentum group
*
* Licensed under the GNU General Public License, Version 3.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*      http://www.gnu.org/licenses/gpl.html
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.competentum.ui
{
	import mx.controls.Image;
	
	import spark.components.Button;
	
	public class IconedButton extends Button
	{
		[SkinPart(required='true')]
		public var iconImage:Image;
		
		private var needUpdateIcon:Boolean;
		private var _icon:Class;
		public function get icon():Class
		{
			return _icon;
		}
		public function set icon(value:Class):void
		{
			_icon = value;
			needUpdateIcon = true;
			invalidateProperties();
		}
		
		public function IconedButton()
		{
			super();
		}
		
		override protected function commitProperties():void
		{
			super.commitProperties();
			
			if (needUpdateIcon)
			{
				needUpdateIcon = false;
				iconImage.source = _icon;
			}
		}
	}
}